mm, compaction: ignore pageblock skip when manually invoking compaction

[platform/adaptation/renesas_rcar/renesas_kernel.git] / mm / Kconfig

diff --git a/mm/Kconfig b/mm/Kconfig
index 2888024..0862816 100644 (file)
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -263,6 +263,9 @@ config MIGRATION
          pages as migration can relocate pages to satisfy a huge page
          allocation instead of reclaiming.
 
+config ARCH_ENABLE_HUGEPAGE_MIGRATION
+       boolean
+
 config PHYS_ADDR_T_64BIT
        def_bool 64BIT || ARCH_PHYS_ADDR_T_64BIT
 
@@ -577,3 +580,18 @@ config PGTABLE_MAPPING
 
          You can check speed with zsmalloc benchmark:
          https://github.com/spartacus06/zsmapbench
+
+config MAX_STACK_SIZE_MB
+       int "Maximum user stack size for 32-bit processes (MB)"
+       default 80
+       range 8 256 if METAG
+       range 8 2048
+       depends on STACK_GROWSUP && (!64BIT || COMPAT)
+       help
+         This is the maximum stack size in Megabytes in the VM layout of 32-bit
+         user processes when the stack grows upwards (currently only on parisc
+         and metag arch). The stack will be located at the highest memory
+         address minus the given value, unless the RLIMIT_STACK hard limit is
+         changed to a smaller value in which case that is used.
+
+         A sane initial value is 80 MB.